AllItemsConstraint
public class AllItemsConstraint : PrefixConstraint, IEnumerableConstraint, IConstraint, IResolveConstraint
AllItemsConstraint applies another constraint to each
item in a collection, succeeding if they all succeed.
Construct an AllItemsConstraint on top of an existing constraint
public ConstraintResult ApplyToEnumerable<TActual, TItem>(TActual actual, IEnumerable<TItem> enumerable)
Apply the item constraint to each item in the collection,
failing if any item fails.